T R O U B L E Shott I N G; E N G I N E Does Not Start O R I S Hard To Sta Rt - TRAC Daelim Hawk Olympic Clipper Service Manual

T R O U B L E SHOTT I N G

ENGINE DOES NOT START OR IS HA A D TO
ENGINE L A CKS POWER
POOR PERFORMANCE AT LOW A ND IDLE SPEEDS/
POOR PERFORMANCE AT HIGH SPEED
POOR H A NDLING

E N G I N E DOES NOT START O R I S HARD TO STA RT

1. if fuel is getting to carburetor
Check
drain screw
by loosening
Getting to carburetor
2. Try spark test
Spark jumps
3. Test cylinder compression
.
Normal compression
by following normal
4. Start
starting procedure
I
Engine not fi r e
does
em
5. R v
o e spark plug
Dry
�
Not getting to carburetor
Weak or no spark--- -- -- - ( 1)
Low compression
Engine Fires but soon stops
Wet i>lug
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Probable Cause
fuel
tank
(2) Clogged fuet tube up to carbu·
vacuum
retor, tube up to inlet
pipe
(3) Clogged float valve
(4) Clogged fuel tank cap breather
hole
(5) Clogged fuel strainer
Faulty spark plug
(2) Fouled spark plug
(3) Faulty CDI unit
(4) 'Faulty pulse generator
(5)
Broken or shorted high tension
wire
(6) Broken or shorted ignition coil
(7) Faulty
ignition switch
(2) Faulty or deteriorated
W
om cyli n der and piston rings
( 3)
(4) Flaw in cylinder or cylinder head
(5)
Compression leak past crankcase
(6)
Bl
ow cyli n der head gasket
n
(2) Ai r
leaking past intake pipe
(3) Improper ignition ti m ing
Carbon blocking
(4) exhaust sy
(2) Faulty control box
valve
open excessively
(3) Throttle
l'eed
valve
s m
e
t
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